TUCSON--Jennie Finch and Becky Lemke combined for a two-hit shutout of Texas Tech as top-ranked Arizona moved into the potential NCAA Region 1 semifinal with a victory Friday night.

Finch pitched four innings and struck out six, allowing two hits. Lemke pitched two hitless innings, striking out threewo. Finch earned her 28th victory against no defeats.

Mackenzie Vandergeest hit her 18th home run of the year, a two-run liner to left, to give UA a 2-0 after Lindsey Collins walked in the second.

The Cats (59-4) exploded for four runs in the second. Nicole Giordano and Leneah Manuma singled, then Finch doubled in the former. Lindsey Collins chased starter Maggie Ayres (3-6)with a three-run home run hit about 60 feet beyond the fence just inside the foul pole in left.

UA scored an unearned run in the fifth on a fielding error, a walk and a run-scoring single by Lauren Bauer, then scored the mercy-rule run with an RBI double by Vandergeest in the sixth,

Texas Tech, which finished the year at 37-24, had singles by Eva Harshman in the second and Carmen Grindell in the fourth. But the Red Raiders did not have a runner reach second base.

Arizona (2-0) plays Cal State Fullerton (2-0) at 5 p.m. Saturday.
The loser of that game plays Southwest Texas State (1-1) at 7:30 p.m.